<template>
    <div class="my-editor ql-container ql-snow" style="border:none;padding-bottom: 70px;">
        <quill-editor 
            style="height:300px"
            class="editor"  
            v-model="content" 
            ref="myQuillEditor" 
            :options="editorOption"
            @blur="onEditorBlur($event)"
            @focus="onEditorFocus($event)"
            @ready="onEditorReady($event)"
            @change="onEditorChange($event)"
        ></quill-editor>
    </div>
</template>

<script>
import {quillEditor, Quill} from 'vue-quill-editor'
//import * as Quill from 'quill'  //引入编辑器
// import {container, ImageExtend, QuillWatch } from 'quill-image-extend-module'
//import ImageResize from 'quill-image-resize-module'
import 'quill/dist/quill.core.css'
import 'quill/dist/quill.snow.css'
import 'quill/dist/quill.bubble.css'


Quill.register('modules/ImageExtend', ImageExtend)
//Quill.register('modules/ImageResize', ImageResize)
const toolbarOptions = [
    ["bold", "italic", "underline", "strike"], // 加粗 斜体 下划线 删除线
    ["blockquote", "code-block"], // 引用  代码块
    [{ header: 1 }, { header: 2 }], // 1、2 级标题
    [{ list: "ordered" }, { list: "bullet" }], // 有序、无序列表
    [{ script: "sub" }, { script: "super" }], // 上标/下标
    [{ indent: "-1" }, { indent: "+1" }], // 缩进
    // [{'direction': 'rtl'}],                         // 文本方向
    [{ size: ["small", false, "large", "huge"] }], // 字体大小
    [{ header: [1, 2, 3, 4, 5, 6, false] }], // 标题
    [{ color: [] }, { background: [] }], // 字体颜色、字体背景颜色
    [{ font: [] }], // 字体种类
    [{ align: [] }], // 对齐方式
    ["clean"], // 清除文本格式
    ["link", "image", "video"] // 链接、图片、视频
]
export default {
    name:'editor',
    props:{
        /*编辑器的内容*/
        value: {
            type: String
        }
    },
    watch:{
      value(val, newVal){
        if(val.length == 0){
          $('.ql-editor').empty()
        }
      }
    },
    data(){
        return {
            content:this.value,
            // 富文本框参数设置
            editorOption: {
                modules: {
                    ImageExtend: {
                        loading: true,
                        name: 'image',
                        action: '/api/upload/image?type=message',
                        response: (res) => {
                            return res.data
                        }
                    },
                    //ImageResize: {},
                    toolbar: {
                        container: toolbarOptions,
                        handlers: {
                            'image': function () {
                                QuillWatch.emit(this.quill.id)
                            }
                        }
                    }
                },
                placeholder: 'Please writing your min', //提示
                readyOnly: false, //是否只读
                theme: 'snow', //主题 snow/bubble
                syntax: true, //语法检测
            },
        }
    },
    components:{
        quillEditor
    },
    computed:{
        editor() {
            return this.$refs.myTextEditor.quillEditor;
        }
    },
    methods:{
        // 失去焦点
        onEditorBlur(editor) {},
        // 获得焦点
        onEditorFocus(editor) {},
        // 开始
        onEditorReady(editor) {},
        // 值发生变化
        onEditorChange(editor) {
            //this.content = editor.html;
            this.$emit('listenToChildEvent', editor.html)
        },
    }
}
</script>

<style>
.editor {
    line-height: normal !important;
    height: 800px;
  }
  .ql-snow .ql-tooltip[data-mode=link]::before {
    content: "请输入链接地址:";
  }
  .ql-snow .ql-tooltip.ql-editing a.ql-action::after {
      border-right: 0px;
      content: '保存';
      padding-right: 0px;
  }
 
  .ql-snow .ql-tooltip[data-mode=video]::before {
      content: "请输入视频地址:";
  }
 
  .ql-snow .ql-picker.ql-size .ql-picker-label::before,
  .ql-snow .ql-picker.ql-size .ql-picker-item::before {
    content: '14px';
  }
  .ql-snow .ql-picker.ql-size .ql-picker-label[data-value=small]::before,
  .ql-snow .ql-picker.ql-size .ql-picker-item[data-value=small]::before {
    content: '10px';
  }
  .ql-snow .ql-picker.ql-size .ql-picker-label[data-value=large]::before,
  .ql-snow .ql-picker.ql-size .ql-picker-item[data-value=large]::before {
    content: '18px';
  }
  .ql-snow .ql-picker.ql-size .ql-picker-label[data-value=huge]::before,
  .ql-snow .ql-picker.ql-size .ql-picker-item[data-value=huge]::before {
    content: '32px';
  }
 
  .ql-snow .ql-picker.ql-header .ql-picker-label::before,
  .ql-snow .ql-picker.ql-header .ql-picker-item::before {
    content: '文本';
  }
  .ql-snow .ql-picker.ql-header .ql-picker-label[data-value="1"]::before,
  .ql-snow .ql-picker.ql-header .ql-picker-item[data-value="1"]::before {
    content: '标题1';
  }
  .ql-snow .ql-picker.ql-header .ql-picker-label[data-value="2"]::before,
  .ql-snow .ql-picker.ql-header .ql-picker-item[data-value="2"]::before {
    content: '标题2';
  }
  .ql-snow .ql-picker.ql-header .ql-picker-label[data-value="3"]::before,
  .ql-snow .ql-picker.ql-header .ql-picker-item[data-value="3"]::before {
    content: '标题3';
  }
  .ql-snow .ql-picker.ql-header .ql-picker-label[data-value="4"]::before,
  .ql-snow .ql-picker.ql-header .ql-picker-item[data-value="4"]::before {
    content: '标题4';
  }
  .ql-snow .ql-picker.ql-header .ql-picker-label[data-value="5"]::before,
  .ql-snow .ql-picker.ql-header .ql-picker-item[data-value="5"]::before {
    content: '标题5';
  }
  .ql-snow .ql-picker.ql-header .ql-picker-label[data-value="6"]::before,
  .ql-snow .ql-picker.ql-header .ql-picker-item[data-value="6"]::before {
    content: '标题6';
  }
 
  .ql-snow .ql-picker.ql-font .ql-picker-label::before,
  .ql-snow .ql-picker.ql-font .ql-picker-item::before {
    content: '标准字体';
  }
  .ql-snow .ql-picker.ql-font .ql-picker-label[data-value=serif]::before,
  .ql-snow .ql-picker.ql-font .ql-picker-item[data-value=serif]::before {
    content: '衬线字体';
  }
  .ql-snow .ql-picker.ql-font .ql-picker-label[data-value=monospace]::before,
  .ql-snow .ql-picker.ql-font .ql-picker-item[data-value=monospace]::before {
    content: '等宽字体';
  }
  .ql-snow .ql-tooltip.ql-editing{
      top:0 !important;
      left: 60px !important;
  }
  .ql-snow .ql-editor p img{
      width: 10%;
  }
  .ql-snow .ql-editor pre.ql-syntax{
    background: #f6f6f6 !important;
    color: #000 !important;
  }
</style>